Player Data JSON

{
  "player": {
    "id": 3853,
    "api_id": 82441,
    "name": "Kazuma Kawachi",
    "short_name": "K. Kawachi",
    "country": "Japan",
    "country_code": "JP",
    "gender": "Male",
    "circuit": "ATP",
    "date_of_birth": null,
    "height_cm": null,
    "weight_kg": null,
    "plays": "",
    "turned_pro": null
  },
  "utr": {
    "id": 3712443,
    "singles": 12.62,
    "doubles": 13.27,
    "ranking": 1442,
    "division": "Pro",
    "is_pro": true,
    "updated_at": "2026-01-25"
  },
  "current_ranking": null,
  "ranking_history": [],
  "career_stats": {
    "total_matches": 8,
    "wins": 7,
    "losses": 1,
    "win_rate": 87.5
  },
  "surface_stats": {
    "hard": {
      "matches": 8,
      "wins": 7,
      "losses": 1,
      "win_rate": 87.5
    },
    "clay": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    },
    "grass": {
      "matches": 0,
      "wins": 0,
      "losses": 0,
      "win_rate": 0
    }
  },
  "category_stats": {
    "UTR": {
      "matches": 8,
      "wins": 7,
      "losses": 1,
      "win_rate": 87.5
    }
  },
  "average_match_stats": {
    "matches_with_stats": 8,
    "avg_aces_per_match": 0.2,
    "avg_double_faults_per_match": 1.6,
    "avg_first_serve_pct": 58.4,
    "avg_first_serve_won_pct": 64.1,
    "avg_second_serve_won_pct": 50.1,
    "avg_break_points_converted_pct": null
  },
  "recent_form": [
    {
      "date": "2026-01-28",
      "opponent": "Marcel Musil",
      "opponent_id": 167442,
      "tournament": "UTR Yokohama M03",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-27",
      "opponent": "Yuya Ando",
      "opponent_id": 1073525,
      "tournament": "UTR Yokohama M03",
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      "round": "",
      "result": "W",
      "score": "2-1",
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        "first_serve_won_pct": 60.0,
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        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2026-01-26",
      "opponent": "Dorian Kos",
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      "result": "W",
      "score": "2-0",
      "stats": {
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        "first_serve_won_pct": 67.74193548387096,
        "second_serve_won_pct": 57.14285714285714,
        "break_points_converted_pct": null,
        "total_points_won": null
      }
    },
    {
      "date": "2025-12-27",
      "opponent": "Ryotaro Matsumura",
      "opponent_id": 52068,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "Semifinals",
      "result": "L",
      "score": "1-2",
      "stats": {
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    },
    {
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        "second_serve_won_pct": 45.0,
        "break_points_converted_pct": null,
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    },
    {
      "date": "2025-12-23",
      "opponent": "Yuta Tomida",
      "opponent_id": 415589,
      "tournament": "UTR PTT Saitama Men 05",
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      "result": "W",
      "score": "2-0",
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    },
    {
      "date": "2025-12-23",
      "opponent": "Ryuichiro Nakano",
      "opponent_id": 467030,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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        "break_points_converted_pct": null,
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    },
    {
      "date": "2025-12-22",
      "opponent": "Ryusuke Horiuchi",
      "opponent_id": 248227,
      "tournament": "UTR PTT Saitama Men 05",
      "surface": "hard",
      "round": "",
      "result": "W",
      "score": "2-0",
      "stats": {
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    }
  ],
  "form_summary": {
    "last_10_matches": 8,
    "wins": 7,
    "losses": 1,
    "form_string": "WWWLWWWW"
  },
  "head_to_head": [
    {
      "opponent": "Dorian Kos",
      "opponent_id": 260199,
      "matches": 2,
      "wins": 2,
      "losses": 0
    },
    {
      "opponent": "Marcel Musil",
      "opponent_id": 167442,
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      "losses": 0
    },
    {
      "opponent": "Ryuichiro Nakano",
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      "matches": 1,
      "wins": 1,
      "losses": 0
    },
    {
      "opponent": "Ryotaro Matsumura",
      "opponent_id": 52068,
      "matches": 1,
      "wins": 0,
      "losses": 1
    },
    {
      "opponent": "Yuta Tomida",
      "opponent_id": 415589,
      "matches": 1,
      "wins": 1,
      "losses": 0
    }
  ],
  "upcoming_matches": [],
  "year_statistics": null,
  "data_generated_at": "2026-01-30 08:29:58 UTC"
}